55747421140

素因数分解:

$2^2\times 5^1\times {\mathrm{2787371057}}^1$

素因数の和:2787371066

約数の個数: 12

約数和(自身を含む): 117069584436

約数和(自身を除く): 61322163296

約数列:

[1, 2, 4, 5, 10, 20, 2787371057, 5574742114, 11149484228, 13936855285, 27873710570, 55747421140]

約数ペア:

[(1, 55747421140), (2, 27873710570), (4, 13936855285), (5, 11149484228), (10, 5574742114), (20, 2787371057)]